/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2002 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.openide.filesystems;

import org.netbeans.junit.*;
import junit.textui.TestRunner;

/**
 * Test that MultiFileSystem does not refresh more than it needs to
 * when you call setDelegates.
 * @see "#29354"
 * @author Jesse Glick
 */
public class MultiFileSystemRefreshTest extends NbTestCase implements FileChangeListener {
    
    public MultiFileSystemRefreshTest(String name) {
        super(name);
    }
    
    public static void main(String[] args) {
        TestRunner.run(new NbTestSuite(MultiFileSystemRefreshTest.class));
    }
    
    private FileSystem fs1, fs2;
    protected void setUp() throws Exception {
        super.setUp();
        fs1 = TestUtilHid.createLocalFileSystem("mfsrefresh1"+getName() + "1", new String[] {
            "a/b/c.txt",
            "a/b/d.txt",
            "e/f.txt",
        });
        fs2 = TestUtilHid.createLocalFileSystem("mfsrefresh2"+getName() + "2", new String[] {
            "e/g.txt",
        });
    }
    protected void tearDown() throws Exception {
        TestUtilHid.destroyLocalFileSystem(getName() + "1");
        TestUtilHid.destroyLocalFileSystem(getName() + "2");
        super.tearDown();
    }
    
    private int count;
    
    public void testSetDelegatesFiring() throws Exception {
        MultiFileSystem mfs = new MultiFileSystem(new FileSystem[] {fs1, fs2});
        //mfs.addFileChangeListener(this);
        FileObject a = mfs.findResource("a");
        assertNotNull(a);
        assertEquals(1, a.getChildren().length);
        a.addFileChangeListener(this);
        FileObject e = mfs.findResource("e");
        assertNotNull(e);
        assertEquals(2, e.getChildren().length);
        e.addFileChangeListener(this);
        count = 0;
        mfs.setDelegates(new FileSystem[] {fs1});
        System.err.println("setDelegates done");
        assertEquals(1, a.getChildren().length);
        assertEquals(1, e.getChildren().length);
        assertEquals(1, count);
    }
    
    public void fileAttributeChanged(FileAttributeEvent fe) {
        System.err.println("attr changed: " + fe);
        count++;
    }
    
    public void fileChanged(FileEvent fe) {
        System.err.println("changed: " + fe);
        count++;
    }
    
    public void fileDataCreated(FileEvent fe) {
        System.err.println("created: " + fe);
        count++;
    }
    
    public void fileDeleted(FileEvent fe) {
        System.err.println("deleted: " + fe);
        count++;
    }
    
    public void fileFolderCreated(FileEvent fe) {
        System.err.println("folder created: " + fe);
        count++;
    }
    
    public void fileRenamed(FileRenameEvent fe) {
        System.err.println("renamed: " + fe);
        count++;
    }
    
}